CTCF binds to sites in the major histocompatibility complex that are rapidly reconfigured in response to interferon-gamma. - Ottaviani D; Lever E; Mao S; Christova R; Ogunkolade BW; Jones TA; Szary J; Aarum J; Mumin MA; Pieri CA; Krawetz SA; Sheer D (Nucleic acids research, 2012)